🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.52 AU - 0.66 AU

Year: 288 Days

Day: 14.7 Hours

Environment

Temp: -124 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 471.4

Radius: 8.5

Gravity: 6.52 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.8 AU - 1.26 AU

Year: 665 Days

Day: 6.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,724,499 km

• M1: 105,766 km (0.07 R)
• M2: 443,707 km (0.092 R)
• M3: 741,407 km (0.104 R)
• M4: 1,398,890 km (0.085 R)
• M5: 1,957,787 km (0.034 R)
• M6: 2,411,218 km (0.037 R)
• M7: 3,203,190 km (0.032 R)
• M8: 3,606,805 km (0.078 R)
• M9: 4,364,667 km (0.027 R)
• M10: 5,275,719 km (0.082 R)
• M11: 5,731,094 km (0.073 R)
• M12: 6,042,856 km (0.106 R)
• M13: 6,640,649 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227.2

Radius: 11.9

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.83 AU - 1.29 AU

Year: 694 Days

Day: 10.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,724,499 km

• M1: 148,102 km (0.042 R)
• M2: 817,702 km (0.11 R)
• M3: 1,584,690 km (0.041 R)
• M4: 1,987,109 km (0.094 R)
• M5: 2,523,716 km (0.106 R)
• M6: 2,972,360 km (0.116 R)
• M7: 3,369,542 km (0.064 R)
• M8: 4,058,590 km (0.082 R)
• M9: 4,824,831 km (0.059 R)
• M10: 5,250,586 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 194.7

Radius: 8.1

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.26 AU - 2.78 AU

Year: 2544 Days

Day: 5.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,724,499 km

• M1: 101,727 km (0.072 R)
• M2: 701,016 km (0.088 R)
• M3: 1,010,833 km (0.086 R)
• M4: 1,775,428 km (0.102 R)
• M5: 2,316,673 km (0.104 R)
• M6: 2,626,340 km (0.099 R)
• M7: 3,943,549 km (0.088 R)
• M8: 4,650,100 km (0.091 R)
• M9: 5,675,743 km (0.045 R)
• M10: 6,795,483 km (0.063 R)
• M11: 7,097,222 km (0.082 R)
• M12: 8,028,319 km (0.113 R)
• M13: 10,895,662 km (0.067 R)
• M14: 11,662,201 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 825.3

Radius: 9.5

Gravity: 9.14 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.65 AU - 2.83 AU

Year: 2884 Days

Day: 9.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,724,499 km

• M1: 127,906 km (0.11 R)
• M2: 563,834 km (0.113 R)
• M3: 1,027,438 km (0.116 R)
• M4: 1,333,216 km (0.091 R)
• M5: 1,966,165 km (0.089 R)
• M6: 2,359,009 km (0.05 R)
• M7: 2,771,600 km (0.084 R)
• M8: 3,213,961 km (0.117 R)
• M9: 4,877,489 km (0.091 R)
• M10: 5,294,418 km (0.057 R)
• M11: 6,088,035 km (0.078 R)
• M12: 7,779,089 km (0.101 R)
• M13: 8,522,142 km (0.11 R)
• M14: 11,244,973 km (0.08 R)
• M15: 12,283,332 km (0.088 R)
• M16: 13,290,275 km (0.07 R)
• M17: 13,717,676 km (0.087 R)
• M18: 14,801,213 km (0.032 R)
• M19: 19,833,087 km (0.091 R)
• M20: 21,605,074 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 473.9

Radius: 12.7

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 2.28 AU - 3.7 AU

Year: 3287 Days

Day: 5.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,724,499 km

• M1: 164,857 km (0.064 R)
• M2: 1,046,736 km (0.053 R)
• M3: 1,469,201 km (0.086 R)
• M4: 2,185,326 km (0.068 R)
• M5: 2,974,903 km (0.119 R)
• M6: 3,582,869 km (0.057 R)
• M7: 4,272,665 km (0.109 R)
• M8: 5,459,275 km (0.104 R)
• M9: 6,156,700 km (0.062 R)
• M10: 7,118,615 km (0.097 R)
• M11: 8,576,296 km (0.108 R)
• M12: 12,375,035 km (0.038 R)
• M13: 16,692,430 km (0.076 R)
• M14: 17,335,102 km (0.081 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 627.6

Radius: 12.5

Gravity: 4.02 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 3.28 AU - 3.56 AU

Year: 4021 Days

Day: 12.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 38,724,499 km

• M1: 155,731 km (0.114 R)
• M2: 549,323 km (0.116 R)
• M3: 950,844 km (0.071 R)
• M4: 1,805,347 km (0.099 R)
• M5: 2,514,291 km (0.093 R)
• M6: 2,943,338 km (0.052 R)
• M7: 3,844,964 km (0.081 R)
• M8: 4,606,118 km (0.1 R)
• M9: 5,546,191 km (0.119 R)
• M10: 6,250,947 km (0.07 R)
• M11: 7,078,223 km (0.081 R)
• M12: 8,151,887 km (0.075 R)
• M13: 8,545,030 km (0.107 R)
• M14: 10,164,727 km (0.079 R)
• M15: 12,584,173 km (0.081 R)
• M16: 14,831,282 km (0.085 R)
• M17: 16,869,853 km (0.078 R)
• M18: 17,569,522 km (0.116 R)
• M19: 18,227,753 km (0.09 R)
• M20: 24,099,768 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.6

Radius: 14.9

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.52 AU - 5.4 AU

Year: 7024 Days

Day: 9.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,724,499 km

• M1: 185,352 km (0.08 R)
• M2: 721,810 km (0.087 R)
• M3: 1,563,896 km (0.079 R)
• M4: 2,868,090 km (0.076 R)
• M5: 3,483,386 km (0.095 R)
• M6: 4,160,466 km (0.032 R)
• M7: 4,838,145 km (0.084 R)
• M8: 5,588,976 km (0.107 R)
• M9: 7,136,118 km (0.069 R)
• M10: 7,671,528 km (0.11 R)
• M11: 8,694,778 km (0.057 R)
• M12: 9,486,450 km (0.096 R)
• M13: 11,834,538 km (0.114 R)
• M14: 14,975,794 km (0.062 R)
• M15: 16,705,445 km (0.071 R)
• M16: 18,923,831 km (0.067 R)
• M17: 20,028,612 km (0.025 R)
• M18: 22,610,521 km (0.032 R)
• M19: 23,518,431 km (0.055 R)
• M20: 25,850,063 km (0.093 R)
• M21: 26,842,795 km (0.091 R)
• M22: 30,768,392 km (0.12 R)
• M23: 33,979,810 km (0.082 R)
• M24: 34,952,495 km (0.077 R)
• M25: 35,832,580 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 511.5

Radius: 12.3

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.5 AU - 6.68 AU

Year: 8403 Days

Day: 11.9 Hours

Environment

Temp: -210 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,724,499 km

• M1: 153,188 km (0.094 R)
• M2: 679,474 km (0.092 R)
• M3: 1,064,838 km (0.099 R)
• M4: 1,514,080 km (0.107 R)
• M5: 1,937,592 km (0.072 R)
• M6: 2,494,245 km (0.116 R)
• M7: 3,574,940 km (0.092 R)
• M8: 4,208,936 km (0.051 R)
• M9: 4,802,840 km (0.039 R)
• M10: 6,854,425 km (0.075 R)
• M11: 7,756,799 km (0.066 R)
• M12: 9,345,678 km (0.101 R)
• M13: 10,169,813 km (0.081 R)
• M14: 12,334,644 km (0.091 R)
• M15: 20,651,388 km (0.101 R)
• M16: 22,528,093 km (0.099 R)
• M17: 24,944,248 km (0.053 R)
• M18: 38,148,803 km (0.092 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 15,535 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit